Results 131 to 140 of about 3,766,607 (390)

The Adaptive Significance of Natural Genetic Variation in the DNA Damage Response of Drosophila melanogaster. [PDF]

open access: yes, 2016
Despite decades of work, our understanding of the distribution of fitness effects of segregating genetic variants in natural populations remains largely incomplete. One form of selection that can maintain genetic variation is spatially varying selection,
Begun, David J   +3 more
core   +4 more sources

The therapeutic significance of mutational signatures from DNA repair deficiency in cancer

open access: yesNature Communications, 2018
Cancer is fundamentally a disease of the genome and inherited deficiencies in DNA repair pathways are well established to increase lifetime cancer risk.
Jennifer Ma   +4 more
semanticscholar   +1 more source

Mapping the evolution of mitochondrial complex I through structural variation

open access: yesFEBS Letters, EarlyView.
Respiratory complex I (CI) is crucial for bioenergetic metabolism in many prokaryotes and eukaryotes. It is composed of a conserved set of core subunits and additional accessory subunits that vary depending on the organism. Here, we categorize CI subunits from available structures to map the evolution of CI across eukaryotes. Respiratory complex I (CI)
Dong‐Woo Shin   +2 more
wiley   +1 more source

Antagonizing CD105 enhances radiation sensitivity in prostate cancer. [PDF]

open access: yes, 2018
Radiation therapy is the primary intervention for nearly half of the patients with localized advanced prostate cancer and standard of care for recurrent disease following surgery.
Andres, Allen   +9 more
core   +1 more source

Heat shock proteins and DNA repair mechanisms: an updated overview

open access: yesCell stress & chaperones (Print), 2018
Heat shock proteins (HSPs), also known as molecular chaperones, participate in important cellular processes, such as protein aggregation, disaggregation, folding, and unfolding.
Mayra L. Sottile, Silvina B. Nadin
semanticscholar   +1 more source

Plasmodium falciparum gametogenesis essential protein 1 (GEP1) is a transmission‐blocking target

open access: yesFEBS Letters, EarlyView.
This study shows Plasmodium falciparum GEP1 is vital for activating sexual stages of malarial parasites even independently of a mosquito factor. Knockout parasites completely fail gamete formation even when a phosphodiesterase inhibitor is added. Two single‐nucleotide polymorphisms (V241L and S263P) are found in 12%–20% of field samples.
Frederik Huppertz   +5 more
wiley   +1 more source

ATM in focus:a damage sensor and cancer target [PDF]

open access: yes, 2012
The ability of a cell to conserve and maintain its native DNA sequence is fundamental for the survival and normal functioning of the whole organism and protection from cancer development.
Khalil, Hilal S.   +2 more
core   +4 more sources

DNA repair by photolyases

open access: yes, 2019
Photolyases belong to the cryptochrome/photolyase protein family (CPF) which perform different functions such as DNA repair, circadian photoreceptor, and transcriptional regulation. Photolyase is a flavoprotein that repairs UV-induced DNA damages of cyclobutane pyrimidine dimer (CPD) and pyrimidine-pyrimidone (6-4) photoproducts using blue-light as an ...
Nuri Ozturk   +2 more
openaire   +6 more sources

Motor neuron disease-associated loss of nuclear TDP-43 is linked to DNA double-strand break repair defects

open access: yesProceedings of the National Academy of Sciences of the United States of America, 2019
Significance Amyotrophic lateral sclerosis (ALS) is a devastating, motor neuron degenerative disease without any cure to date. About 95% of ALS patients feature abnormalities in the RNA/DNA binding protein TDP-43, involving its nucleus-cytoplasmic ...
J. Mitra   +19 more
semanticscholar   +1 more source

4‐nitrobenzoate inhibits 4‐hydroxybenzoate polyprenyltransferase in malaria parasites and enhances atovaquone efficacy

open access: yesFEBS Letters, EarlyView.
Atovaquone is an antimalarial requiring potentiation for sufficient efficacy. We pursued strategies to enhance its activity, showing that 4‐nitrobenzoate inhibits 4‐hydroxybenzoate polyprenyltransferase, decreasing ubiquinone biosynthesis. Since atovaquone competes with ubiquinol in mitochondria, 4‐nitrobenzoate facilitates its action, potentiating ...
Ignasi Bofill Verdaguer   +7 more
wiley   +1 more source

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